Fix replay and ghost

racing.h

@@ -20,12 +20,12 @@
   - Replay text format: first there is the name of the map terminated by ';',
     then hexadecimal hash of the map follows (exactly 8 characters), then
     blank character follows, then achieved time as a series of decimal digits
-    expressing the number of milliseconds, then the replay data, i.e. the series
-    of 16 bit words in hexadecimal, each preceded by ':'. The events (but
-    nothing else) may otherwise be preceeded or followed by other characters
-    (possible comments). All hexadecimal letters must be lowercase. The word
-    00000000 may optinally be used to terminate the replay, the rest of the
-    string will be ignored.
+    expressing the physics frame at which the run finished, then the replay
+    data, i.e. the series of 16 bit words in hexadecimal, each preceded by ':'.
+    The events (but nothing else) may otherwise be preceeded or followed by
+    other characters (possible comments). All hexadecimal letters must be
+    lowercase. The word 00000000 may optinally be used to terminate the replay,
+    the rest of the string will be ignored.
 */
 
 typedef int32_t LCR_GameUnit;  ///< abstract game unit
@@ -123,7 +123,7 @@ struct
     // for playing
     uint16_t currentEvent;
     uint16_t currentFrame;
-    uint32_t achievedTime;
+    uint32_t achievedTime;   ///< Time achieved in physics frames.
   } replay;
 } LCR_racing;
 
@@ -186,12 +186,12 @@ void LCR_replayOutputStr(void (*printChar)(char))
 
   printChar(' ');
 
-  // 8 decimal digits are enough to record 24 hours
+  // 7 decimal digits are enough to record 24 hours
 
 #define PUTD(order) \
   printChar('0' + (LCR_racing.replay.achievedTime / order) % 10);
 
-  PUTD(10000000) PUTD(1000000) PUTD(100000) PUTD(10000)
+  PUTD(1000000) PUTD(100000) PUTD(10000)
   PUTD(1000) PUTD(100) PUTD(10) PUTD(1)
 #undef PUTD